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rl <br /> �2 <br /> Site <br /> r9 <br /> Modfied after USGS OFR 79-664, Preliminary geologic map of Cenozoic deposits of the Bellota Quadrangle, California, 1979. <br /> Key: <br /> i— Geologic Unit Boundary <br /> Qr3 Riverbank Formation upper unit: arkosic alluvium forming Mokelumne River terraces and <br /> alluvial fan; chiefly sand; probably glacial outwash. <br /> Qr2 Riverbank Formation middle unit:arkosic alluvium forming Mokelumne River river <br /> terraces and alluvial fan; chiefly sand; probably glacial outwash. <br /> Qr1 Riverbank Formation lower unit:arkosic alluvium, probably glacial outwash, and locally- <br /> derived sandy alluvium; chiefly sand. <br /> Plate No.: 7 <br /> `l Geologic Map <br /> � Project No.: 1017 <br /> Dixon Property <br /> LIVE OAK 9273 E.Jahant Rd. Date:Augusta,2010 <br /> CEO ENV, ONMENTAL INC Acampo, CA 95220 <br /> Scale: 1 in - 0.5 mi. <br />